in order to get good cooling coming any clear skies,, wind, dry air. the air is dry, but we have cloud cover hanging around and some gusting wind. the wind will the minister overnight and these guys will clear. at the airport, 58. northwest wind at 17. notice the relative humidity is only 36% and the dew point is 31. 53 in parton. 55 in jericho. far northern and western suburbs, you could actually dipped below 32 tonight's we have a freeze warning in effect in the purple shaded areas. and down, once you get out of the downtown area and away from the water, most of you will see some frost on the ground tomorrow morning.